search for: onlyaccessargumentpointee

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2017 Apr 26
1
Function LICM for readonly, nocapture functions
Hey all, I was doing some investigation of LICM and I ran into something that seems a bit odd to me. Suppose I was looking at the following code snippet: #define N 1000 int main() { int B[N]; char A[N]; for(int i=0; i<N; i++) { B[i] = strlen(A); } return B[0]+B[N-1]; } Among other optimizations that I may want to happen, I'd hope that the call to strlen could be